With the Mitutoyo 209-303, you can perform reliable internal inspections on bores, cylinders, and grooves. This analog internal dial caliper gauge covers a measuring range of 20 to 40 mm with a 0.01 mm graduation and an accuracy of 0.03 mm. Spring-loaded arms maintain constant measuring pressure for dependable comparative readings, easily set up with a setting ring or micrometer. Because it is purely mechanical, you never have to rely on batteries. Built with an IP65 protection rating, it remains thoroughly protected against dust and water spray in demanding workshop environments.
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